Anti-Fyᵃ was identified in a patient's serum.The patient's red cells phenotyped as Fy(a+)using commercial antisera.What is the next step?

Question

Quizplus · Accepted Answer

The patient's red cells should be Fy(a-)to make anti-Fyᵃ unless a recent transfusion was given of Fy(a+)red cells.If no Fy(a+)red cells were recently transfused,the antibody identified may be incorrect or the patient may have a positive direct antiglobulin test.

Anti-Fyᵃ Was Identified in a Patient's Serum